EP1118428B1 - Tour - Google Patents

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Publication number
EP1118428B1
EP1118428B1 EP00126877A EP00126877A EP1118428B1 EP 1118428 B1 EP1118428 B1 EP 1118428B1 EP 00126877 A EP00126877 A EP 00126877A EP 00126877 A EP00126877 A EP 00126877A EP 1118428 B1 EP1118428 B1 EP 1118428B1
Authority
EP
European Patent Office
Prior art keywords
bed
carriage
tool carrier
workpiece
lathe
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
EP00126877A
Other languages
German (de)
English (en)
Other versions
EP1118428B2 (fr
EP1118428A3 (fr
EP1118428A2 (fr
Inventor
Dietmar Hafla
Anton Dr. Haberkern
Michael Gärtner
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Index Werke GmbH and Co KG Hahn and Tessky
Original Assignee
Index Werke GmbH and Co KG Hahn and Tessky
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
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Application filed by Index Werke GmbH and Co KG Hahn and Tessky filed Critical Index Werke GmbH and Co KG Hahn and Tessky
Publication of EP1118428A2 publication Critical patent/EP1118428A2/fr
Publication of EP1118428A3 publication Critical patent/EP1118428A3/fr
Publication of EP1118428B1 publication Critical patent/EP1118428B1/fr
Application granted granted Critical
Publication of EP1118428B2 publication Critical patent/EP1118428B2/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
    • B23Q11/0003—Arrangements for preventing undesired thermal effects on tools or parts of the machine
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/01—Frames, beds, pillars or like members; Arrangement of ways
    • B23Q1/015—Frames, beds, pillars
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
    • B23Q11/0032—Arrangements for preventing or isolating vibrations in parts of the machine
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q39/00—Metal-working machines incorporating a plurality of sub-assemblies, each capable of performing a metal-working operation
    • B23Q39/02—Metal-working machines incorporating a plurality of sub-assemblies, each capable of performing a metal-working operation the sub-assemblies being capable of being brought to act at a single operating station
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q39/00—Metal-working machines incorporating a plurality of sub-assemblies, each capable of performing a metal-working operation
    • B23Q39/04—Metal-working machines incorporating a plurality of sub-assemblies, each capable of performing a metal-working operation the sub-assemblies being arranged to operate simultaneously at different stations, e.g. with an annular work-table moved in steps
    • B23Q39/048—Metal-working machines incorporating a plurality of sub-assemblies, each capable of performing a metal-working operation the sub-assemblies being arranged to operate simultaneously at different stations, e.g. with an annular work-table moved in steps the work holder of a work station transfers directly its workpiece to the work holder of a following work station
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q39/00—Metal-working machines incorporating a plurality of sub-assemblies, each capable of performing a metal-working operation
    • B23Q2039/008—Machines of the lathe type
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T82/00—Turning
    • Y10T82/25—Lathe
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T82/00—Turning
    • Y10T82/25—Lathe
    • Y10T82/2508—Lathe with tool turret
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T82/00—Turning
    • Y10T82/25—Lathe
    • Y10T82/2511—Vertical

Definitions

  • the invention relates to a lathe comprising a Machine frame, a first workpiece spindle with an approximately vertically aligned first spindle axis and a first workpiece holder, a first carriage system for Moving the first workpiece spindle relative to the machine frame transverse to its spindle axis and in the direction of Spindle axis, a first tool carrier for processing a workpiece received in the first workpiece spindle, a second workpiece spindle with an approximately vertically aligned second spindle axis and one, the first workpiece holder facing arranged second workpiece holder, a second carriage system for moving the second workpiece spindle relative to the machine frame transverse to its spindle axis, a second tool carrier for editing of the recorded in the second workpiece spindle Workpiece, wherein the first workpiece spindle and the second Workpiece spindle by moving the carriage systems transverse to the respective spindle axes in a transfer position can be brought are in which the workpiece from one of the work
  • Such a lathe is for example from the DE-A-197 53 898 known.
  • the invention is therefore based on the object, a lathe to improve the generic type such that the machine frame as simple and inexpensive to produce is.
  • This object is in a lathe of the beginning described type according to the invention achieved in that the Machine frame a first machine bed and a one of this second subassembly representing second machine bed includes that the first carriage system exclusively to the first machine bed is performed and that the second Sliding system exclusively on the second machine bed is guided.
  • the lathe according to the invention in the form of two modules can be produced, namely on the one hand a module comprising the first machine bed with the first carriage system and on the other hand, a module comprising the second machine bed with the second carriage system, and therefore no need exists, for example, a carriage across modules move.
  • the production of the lathe according to the invention can be streamline considerably.
  • this compound is also a vibration-damping Connection can be.
  • the inventive division of the lathe in be able to exploit two modules consistently, especially for the question of the decoupling of the workpiece spindles at the Editing, it is especially advantageous if the first and the second machine bed contactless and free of one are arranged in direct connection with each other, so that For example, vibrations and thermal influences not directly transferred between the machine beds.
  • a particularly favorable way of setting up the first and of the second machine bed relative to each other provides that the first and the second machine bed on a common Underframe sit.
  • Such a common base can be used be to position the machine beds relative to each other, it is conceivable, the machine beds still with each other to connect or arrange contactless to each other.
  • first and the second machine bed exclusively over the underframe are positioned relative to each other.
  • first Machine bed is transverse to the first spindle axis extending first carriage bed, along which the first carriage system is movable.
  • the second Machine bed is transverse to the second spindle axis extending second carriage bed, along which the second carriage system is movable.
  • the machine beds are relatively so to arrange each other, that the first carriage guide direction and the second carriage guiding direction in parallel to each other.
  • This angle can be less than 180 ° and up to an angle go from about 90 °.
  • an advantageous embodiment provides that the first machine bed has a tool carrier bed.
  • This tool carrier bed can relative to the carriage bed of first machine bed be arranged arbitrarily.
  • An advantageous Solution provides that the tool carrier bed on a a footprint of the machine bed side facing the first carriage bed is arranged.
  • the second Machine bed has a tool carrier bed.
  • the tool carrier bed facing away from a footprint of the second machine bed Side of the second carriage bed is arranged.
  • a particularly favorable solution provides that the second carriage bed carries the tool carrier bed.
  • Such a stationary tool carrier sets advance that cooperating with this workpiece spindle not only across the spindle axis, but also in the direction of Spindle axis is movable to the machining of the workpiece to carry out advantageous.
  • a bed for a tool carrier guide system forms.
  • Such a tool carrier guide system can in the simplest Case be designed so that there is a mobility of the tool carrier in the direction of the spindle axis, In particular, if the workpiece spindle so of the corresponding Slider system is guided, that this relatively towards the machine frame not in the direction of its spindle axis is movable.
  • the tool carrier guide system a Movement of the tool carrier transverse to the spindle axis and also transverse to the carriage guide direction of the workpiece spindle carrying carriage system in the direction transverse to the spindle axis provides.
  • Such mobility of the tool carrier is commonly referred to as Y-axis.
  • the tool carrier guide system a rotation of the tool carrier about a transversely to the spindle axis extending axis, a so-called B-axis provides. In this case, especially complex milling operations feasible on the workpiece.
  • the first workpiece spindle arranged a hanging Workpiece holder provides so that in particular with the first workpiece spindle due to the mobility of the same in the direction parallel to the spindle axis through the first carriage system is given the opportunity in one
  • provided workpieces from a workpiece feed or on a workpiece transport device store finished workpieces.
  • the second workpiece spindle at least in the simplest case of such according to the invention - not in the direction of her Spindle axis movable, but transverse to the spindle axis in one Movable position in which a workpiece either removed or a raw workpiece is used.
  • a tool carrier guide system When using a tool carrier guide system according to the invention can the tool carrier in different ways and be formed.
  • this comprises a housing on which a rotatable tool turret is arranged.
  • Another solution provides that stationary on the housing a tool spindle for a rotationally driven tool is arranged.
  • An embodiment of a lathe according to the invention shown in Fig. 1, comprises a on a footprint 12th seated underframe 14, which in turn is a first Machine bed 16 and a second machine bed 18 carries, the both are fixed on the base frame 14 and thus over the base 14 are rigidly connected together but not immediately support each other.
  • the first machine bed 16 in turn comprises a first Carriage bed 20, which is in a first carriage guide direction 21 which extends approximately in horizontal Direction runs and a first tool carrier bed 22, wherein the carriage bed 20 and the tool carrier bed 22 preferably to form an integral part.
  • the first tool carrier bed 22 forms expediently a foot that carries the first carriage bed 20 and the in turn connected to the base 14.
  • the first carriage bed 20 extends in the Carriage guide 21 with projecting end portions 24th and 26 on both sides over the first lying between them Tool carrier bed 22 addition, so that the first machine bed 16 is approximately T-shaped.
  • the second machine bed 18 in turn comprises a second, Carriage bed 30, which is in a second carriage guide direction 31 which extends approximately in horizontal Direction runs, and a second tool carrier bed 32, wherein the carriage bed 30 and the tool carrier bed 32nd also preferably form an integral part.
  • the second tool carrier bed 32 on a subframe 14 opposite side of the second carriage bed 30th arranged so that the second carriage bed 30, the second Tool carrier bed 32 carries.
  • the second carriage bed preferably extends 30 with both sides on the second tool carrier bed 32nd projecting end portions 34 and 36 beyond this, so that the second tool carrier bed 32 between the end portions 34 and 36 lies.
  • the second machine bed 18 rests with the second Carriage bed 30 directly on the base frame 14th
  • first carriage system 40 On the first carriage bed 20 is a first carriage system 40, which has a first workpiece spindle 42 with hanging arranged workpiece holder 44 carries, wherein a first spindle axis 46 of the first workpiece spindle 42 in FIG essentially perpendicular to the footprint 12 extends.
  • the first carriage system 40 is adapted to open the first carriage bed 22 numerically controlled in an X direction transversely, preferably perpendicular to the first spindle axis 46 movable between the end portion 24 and the end portion 26 is and also a numerically controlled movement the workpiece spindle 42 in a Z-direction parallel to first spindle axis 46 relative to the first machine bed sixteenth allowed.
  • the first carriage system 40 is according to the invention on the first carriage bed 20 so moved that it is in the end portion 24 of the first carriage bed 20 with the spindle axis 46 in a workpiece receiving position 50, in which the first workpiece spindle 42 is capable of a raw workpiece W R. to be taken by the fact that by moving the first workpiece spindle 42 in the Z direction with the workpiece holder 44 on a workpiece feed device 52 supplied blank W R can be used immediately.
  • the raw workpiece W R can be brought with the spindle axis 46 into one or more processing positions 54 in which tools 56 arranged on the tool carrier bed 22 can be inserted.
  • such tools 56 are arranged on a tool carrier 58 and can be brought by turning a turret 60 of the tool carrier 58 in a suitable for the processing of the raw workpiece W R position.
  • a turret housing 62 of the turret is stationarily arranged on the tool carrier bed 22 of the first machine bed 16, so that a relative movement between the raw workpiece W R and the tool 56 only by numerically controlled movement of the first workpiece spindle 42 in the X direction and Z direction he follows.
  • this workpiece W T After machining the raw workpiece W R , this workpiece W T , which has been partially machined, can be brought into a transfer position 64 by moving the first workpiece spindle 42 by means of the first carriage system 40 with the spindle axis 46, in which the first carriage system 40 is located in the end region 26 of the first carriage bed 22 ,
  • the first carriage bed 20 is relative to second carriage bed 30 so arranged that the end portion 26th of the first carriage bed 20, the end portion 34 of the second Carriage 30 overlaps.
  • a second carriage system 70 is arranged, with which a second workpiece spindle 72 with a workpiece holder 74 and a vertically arranged second spindle axis 76 relative to the second carriage bed 30 is movable and although between the end portion 34 and the end portion 36.
  • the second workpiece spindle 72 can also be brought into the transfer position 64, so that, for example, by moving the first workpiece spindle 42 in the Z direction, an immediate transfer of the partially machined workpiece W T of FIG the first workpiece spindle 42 can be made in the second workpiece spindle 72 without transfer or handling device, wherein in particular in the transfer position 64, the spindle axes are aligned with each other.
  • the workpiece W T By moving the second workpiece spindle 72 out of the transfer position 64, the workpiece W T can be brought into one or more machining positions 80 of the spindle axis 76, in which machining of the workpiece W T with tools 82 of a tool carrier 84 can take place.
  • the tool carrier 84 dargestell, in turn on a tool carrier slide system 86 held, which one opposite the tool carrier bed 32 in a Z direction parallel to the spindle axis 76 numerically controlled movable Z-slide 88, opposite which a column 90 in a Y-direction perpendicular to Spindle axis 76 and preferably perpendicular to the X direction numerically controlled displaced and about its longitudinal axis 92nd as B-axis is controlled numerically controlled, so that in total the tool carrier 82 with respect to the tool carrier bed 32 in Direction of a Z-axis and a Y-axis linearly movable and is rotatable about a B-axis.
  • the tool carrier 84 is designed in this way that it has a housing 94, on which on the one hand a turret 96 rotatably mounted about a turret axis 98 is and on which other hand, a tool spindle 100th is held, in which one to the turret axis 98th parallel axis 102 rotationally driven tools 104 can be used.
  • the rotationally driven tool 104 is a tool which extends away from the housing 94 of the tool carrier 84, wherein the axis 102, about which the tool 104 is driven in rotation, is offset parallel to the turret axis in such a way that for machining the workpiece W T in the machining position 80, the tool 104 in the Z-axis direction is closer to the workpiece W T than the housing 94.
  • a tool magazine 106 is arranged, which, for example, a rotatable magazine disc 108 includes.
  • the finished workpiece W F is brought into the end region 36 of the second carriage bed 30 in a workpiece discharge position 110 in which the finished workpiece W F , for example by a gripper or not graphically illustrated Any conventional type of handling device, from the second workpiece spindle 72 can be removed and a workpiece transport device 112 can be transferred.
  • the second Embodiment of the tool carrier 58 ' In contrast to the first embodiment is the second Embodiment of the tool carrier 58 'not with a stationary mounted on the tool carrier bed 22 turret housing 62 provided, but with a turret housing 62 ', the on a front end 122 of a column 120 is mounted, wherein the column 120 in the tool carrier bed 22 in the direction of her Longitudinal axis 124 slidably mounted and driven and is also rotatable about the longitudinal axis 124.
  • the one Turret 60 oppositely arranged tool spindle 126 arranged, in which about an axis 128 driven in rotation Tools 130 can be used, extending from the Revolvergeophuse 62 'extend away in one direction opposite to the turret 60.
  • the axis 128 extends parallel to an axis 132 about which the turret 60 is rotatable, However, it is offset from this offset.
  • a turret housing 62 "of the tool holder 58" on opposite sides each have a turret 60 1 "and 60 2 " both preferably about a common axis 132 ", but preferably independently are rotatable from each other.
  • the tool carrier 84 is formed so that on opposite sides of the housing 94 turrets 96 1 " and 96 2 "are arranged, which are also rotatable about a common turret 98, but preferably independently rotatably supported on the housing 94 ,
  • the third embodiment is the same Formed as the first embodiment, so that for the same parts and the same reference numerals and thus with regard to the description of the same the comments on the first embodiment in full Reference is made.
  • the first Machine bed 60 ' is substantially L-shaped, that is, the carriage bed 20 only with its end portion 26 on the tool carrier bed 22nd extends out, while the carriage bed 20 in Direction of the workpiece feed 52 is not over the Tool carrier bed 22 also extends.
  • the carriage bed 30 ' is designed to that it is only with the end portion 34 'above the tool carrier bed 32 in the direction of the transfer position over this extends out as the tool carrier bed 32 extends to the end portion 36 of the carriage bed 30 '.
  • the removal position 110 is still arranged in the region of the tool carrier bed 32, so that a handling of the finished workpiece W F on the tool carrier 84 and the tool carrier bed 32 must take into account.
  • the workpiece feed 52 is to be arranged so that a collision with the tool carrier bed 22nd is avoided.
  • the fourth embodiment is the same Formed as the first embodiment, so that the same parts are provided with the same reference numerals, and with regard to the explanations thereof in full the comments on the first embodiment or the second embodiment is taken.
  • FIG. 9 shows a fifth embodiment, shown in FIG. 9, are the machine beds 16 "and 18" arranged so that at a projection of the first carriage guiding direction 21 and the second carriage guide direction 31 in a horizontal Level this carriage guide direction 21 and 31 an angle ⁇ include each other, which is smaller than 180 °, preferably is in the range of about 90 °.
  • the fifth embodiment shown in FIG. 9 in constructed the same way as the first and the second embodiment, so that on the description of the individual Parts thereof in connection with the first and second Embodiment fully incorporated by reference can.

Claims (20)

  1. Tour, comprenant un bâti de machine (14, 16, 18), une première broche porte-pièce (42) avec un premier axe de broche (46), orienté à peu près verticalement, et un premier logement de pièce d'oeuvre (44), un premier système de chariot (40) pour déplacer la première broche porte-pièce (42) par rapport au bâti de machine (14), transversalement à son axe de broche (46) et dans la direction de l'axe de broche (46), un premier système support d'outil (58) pour usiner une pièce d'oeuvre (W) logée dans la première broche porte-pièce (42), une deuxième broche porte-pièce (72), avec un deuxième axe de broche (76) orienté à peu près verticalement, et un deuxième logement de pièce d'oeuvre (74) tourné vers le premier logement de pièce d'oeuvre (44), un deuxième système de chariot (70) pour déplacer la deuxième broche porte-pièce (72) par rapport au bâti de machine (14), transversalement par rapport à son axe de broche (76), un deuxième support d'outil (84) pour usiner la pièce d' oeuvre (W) logée dans la deuxième broche porte-pièce (72), où la première broche porte-pièce (42) et la deuxième broche porte-pièce (72) sont susceptibles d'être placées en une position de transfert (64), par un déplacement des systèmes de chariot (40, 70) transversalement par rapport aux axes de broche (46, 76) respectifs, position de transfert dans laquelle la pièce d'oeuvre (W) est susceptible d'être transférée directement d'une des broches porte-pièces (42, 72) à l'autre des broches porte-pièces (72, 42), caractérisé en ce que le bâti de machine (14, 16; 18) comprend un premier banc de machine (16) et un deuxième banc de machine (18), constituant un groupe séparé de celui-ci, et en ce que le premier système de chariot (40) est guidé exclusivement sur le premier banc de machine (16), et le deuxième système de chariot (70) est guidé exclusivement sur le deuxième banc de machine (18).
  2. Tour selon la revendication 1, caractérisé en ce que le premier (16) et le deuxième (18) bancs de machine sont disposés sans contact l'un par rapport à l'autre.
  3. Tour selon la revendication 1 ou 2, caractérisé en ce que le premier (16) et le deuxième (18) bancs de machine sont montés sur un bâti inférieur (14) commun.
  4. Tour selon la revendication 3, caractérisé en ce que le premier (16) et le deuxième (18) bancs de machine sont positionnés l'un par rapport à l'autre exclusivement par l'intermédiaire du bâti inférieur (14).
  5. Tour selon l'une des revendications précédentes, caractérisé en ce que le premier banc de machine (16) présente un premier banc de chariot (20) s'étendant transversalement par rapport au premier axe de broche (46) dans une première direction de guidage de chariot (21), banc de chariot le long duquel le premier système de chariot (40) est déplaçable.
  6. Tour selon l'une des revendications précédentes, caractérisé en ce que le deuxième banc de machine (18) présente un deuxième banc de chariot (30), s'étendant transversalement par rapport au deuxième axe de broche (76), dans une deuxième direction de guidage de chariot (31), banc de chariot le long duquel le deuxième système de chariot (70) est déplaçable.
  7. Tour selon la revendication 6, caractérisé en ce que les bancs de chariot (20, 30) sont disposés de manière que les broches porte-pièces (42, 72) puissent être placées à la position de transfert (64) avec les systèmes de chariot (40, 70).
  8. Tour selon la revendication 7, caractérisé en ce que le premier banc de chariot (20) et le deuxième banc de chariot (30) sont disposés en s'entourant l'un l'autre.
  9. Tour selon la revendication 8, caractérisé en ce que les bancs de chariot (20, 30) sont disposés en s'entourant l'un l'autre par des zones d'extrémité (26, 34) tournées l'une vers l'autre.
  10. Tour selon l'une des revendications précédentes, caractérisé en ce que le premier banc de machine (16) présente un banc support d'outil (22).
  11. Tour selon la revendication 10, caractérisé en ce que le banc support d'outil (22) est disposé sur une face, tournée vers une face de réglage (12), du premier banc de chariot (20).
  12. Tour selon la revendication 11, caractérisé en ce que le banc support d'outil (22) forme un pied du premier banc de machine (16) qui porte le premier banc de chariot (20).
  13. Tour selon l'une des revendications précédentes, caractérisé en ce que le deuxième banc de machine (18) présente un banc support d'outil (32).
  14. Tour selon la revendication 13, caractérisé en ce que le banc support d'outil (32) est disposé sur une face, opposée à une face de réglage (12), du deuxième banc de chariot (30).
  15. Tour selon la revendication 14, caractérisé en ce que le deuxième banc de chariot (30) porte le banc support d'outil (32).
  16. Tour selon l'une des revendications 10 à 15, caractérisé en ce que le banc support d'outil (22) porte un support d'outil (58), disposé de façon stationnaire par rapport à celui-ci.
  17. Tour selon l'une des revendications 10 à 16, caractérisé en ce que le banc support d'outil (32) forme un banc pour un système de guidage de support d'outil (86).
  18. Tour selon l'une des revendications précédentes, caractérisé en ce que le système de guidage de support d'outil (86) prévoit une mobilité du support d'outil (84) dans la direction de l'axe de broche (76).
  19. Tour selon l'une des revendications précédentes, caractérisé en ce que le système de guidage de support d'outil (86) prévoit un déplacement du support d'outil (84) dans une direction (Y) transversale par rapport à l'axe de broche (76) et également transversale par rapport à la direction du système de chariot (70) portant la broche porte-pièce (72).
  20. Tour selon l'une des revendications précédentes, caractérisé en ce que le système de guidage de support d'outil (86) prévoit une rotation du support d'outil (84) autour d'un axe (92) s'étendant transversalement par rapport à l'axe de broche (76).
EP00126877A 1999-12-13 2000-12-07 Tour Expired - Lifetime EP1118428B2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19959961A DE19959961A1 (de) 1999-12-13 1999-12-13 Drehmaschine
DE19959961 1999-12-13

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EP1118428A2 EP1118428A2 (fr) 2001-07-25
EP1118428A3 EP1118428A3 (fr) 2002-11-13
EP1118428B1 true EP1118428B1 (fr) 2005-03-02
EP1118428B2 EP1118428B2 (fr) 2008-10-15

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Also Published As

Publication number Publication date
US6651535B2 (en) 2003-11-25
EP1118428B2 (fr) 2008-10-15
DE19959961A1 (de) 2001-06-28
EP1118428A3 (fr) 2002-11-13
US20010032532A1 (en) 2001-10-25
EP1118428A2 (fr) 2001-07-25
ES2235751T3 (es) 2005-07-16
DE50009640D1 (de) 2005-04-07

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